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Divide. $$-6.305 \div(-0.13)$$

Short Answer

Expert verified
48.5

Step by step solution

01

Identify the Operation

The problem requires dividing -6.305 by -0.13.
02

Set Up the Division Problem

Set up the division as a fraction: \[ \frac{-6.305}{-0.13} \].
03

Simplify the Signs

Since we are dividing two negative numbers, the quotient will be positive (a negative divided by a negative is positive).
04

Perform the Division

Now, divide the absolute values: \[ \frac{6.305}{0.13} \]. To make the division simpler, shift the decimal two places to the right for both numbers, making it 630.5 divided by 13.
05

Calculate the Quotient

When 630.5 is divided by 13, the quotient is 48.5.
06

Conclude

Therefore, \(-6.305 \div -0.13 = 48.5\).

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Key Concepts

These are the key concepts you need to understand to accurately answer the question.

negative numbers
When dealing with negative numbers, it's important to understand how they interact in different mathematical operations. In division, the rule to remember is:

- A negative number divided by a positive number results in a negative quotient.

- A positive number divided by a negative number also results in a negative quotient.

- A negative number divided by another negative number results in a positive quotient.

Let’s apply this to our problem. We are dividing -6.305 by -0.13. According to the rules, dividing two negative numbers will give us a positive quotient.
decimal division
Next, let's discuss decimal division. Dividing numbers with decimals can seem tricky, but it's manageable by following a few steps:

1. **Identify the scale of decimals:** In our problem, -6.305 and -0.13 have three and two decimal places, respectively.

2. **Shift the decimal point:** To simplify division, we shift the decimal points in both the dividend (numerator) and the divisor (denominator) to the right until the divisor is a whole number.

For example, in our problem, shifting the decimal point two places to the right for both numbers, transforms the operation to 630.5 divided by 13.

3. **Divide normally:** Finally, divide the numbers as you would with whole numbers. In our case, \[ \frac{630.5}{13} = 48.5 \].

This approach makes it easier to see and perform the division.
quotient
The quotient is the result you get when one number is divided by another. In mathematical terms, if you have a dividend \(A\) and a divisor \(B\), the quotient \(Q\) is found by \[(Q = \frac{A}{B})\].

In our example problem, we've established how to handle the signs and the decimals. Now, by dividing 630.5 by 13, we achieve our quotient:

48.5.

Remember,
  • The quotient tells you how many times the divisor fits into the dividend.
  • It indicates whether the division was exact, showing the remainder if there's any.
  • With negative numbers, adjusting signs is crucial to find the correct, positive, or negative quotient.

By understanding quotients through these steps, you can solve various division problems with confidence!

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